089  
CDUS46 KSTO 050119  
CLIVCB  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SACRAMENTO  
519 PM PST THU JAN 04 2024  
   
...............................
 
 
   
..THE VACAVILLE CLIMATE SUMMARY FOR JANUARY 4 2024
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2024  
 
WEATHER ITEM OBSERVED LAST  
VALUE YEAR    
..............................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 63 59  
MINIMUM 35 44  
AVERAGE 49  
 
PRECIPITATION (IN)  
TODAY 0.00 1.59  
MONTH TO DATE 0.44 2.28  
SINCE OCT 1 6.77 11.75  
SINCE JAN 1 0.44 2.28  
 
DEGREE DAYS  
HEATING  
TODAY 16 13  
MONTH TO DATE 69 68  
SINCE JUL 1 866 1132  
 
COOLING  
TODAY 0 0  
MONTH TO DATE 0 0  
SINCE JAN 1 0 0    
..............................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION SW (240)  
HIGHEST WIND SPEED 5 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED 1.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 3:00 AM  
LOWEST 46 1:00 PM  
AVERAGE 72  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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